// <editor-fold defaultstate="collapsed" desc="GNU GPLv3 Header">
/*
 * File:   GenericChunkWaveFile.java
 *
 * Copyright (C) 2013 Robert Antoni Buj Gelonch <rbuj@uoc.edu>
 * Copyright (C) 2013 David Megias Jimenez <dmegias@uoc.edu>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
// </editor-fold>
package readwritewave;

// <editor-fold defaultstate="collapsed" desc="imports">
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.IOException;
// </editor-fold>

/**
 * Class for storing the generic chunk of a wave audio file.
 *
 * @author Robert Antoni Buj Gelonch <rbuj@uoc.edu>
 * @version 1.0
 * @since 2013-08-04
 */
class GenericChunkWaveFile extends LittleEndianBinaryFileOps {

    long lngStart;
    String strID;
    int lngSize;

    /**
     *
     * @author Robert Antoni Buj Gelonch <rbuj@uoc.edu>
     * @version 1.0
     * @since 2013-08-04
     */
    GenericChunkWaveFile() {
    }

    /**
     *
     * @param lngStartParam
     * @param strIDParam
     * @param lngSizeParam
     *
     * @author Robert Antoni Buj Gelonch <rbuj@uoc.edu>
     * @version 1.0
     * @since 2013-08-04
     */
    GenericChunkWaveFile(long lngStartParam, String strIDParam,
            int lngSizeParam) {
        lngStart = lngStartParam;
        strID = strIDParam;
        lngSize = lngSizeParam;
    }

    /**
     *
     * @param start
     *
     * @author Robert Antoni Buj Gelonch <rbuj@uoc.edu>
     * @version 1.0
     * @since 2013-08-04
     */
    GenericChunkWaveFile(int start) {
        lngStart = start;
    }

    /**
     *
     * @param dis
     *
     * @author Robert Antoni Buj Gelonch <rbuj@uoc.edu>
     * @version 1.0
     * @since 2013-08-04
     */
    public void readID(DataInputStream dis) throws IOException {
        char[] ID = new char[4];
        for (int i = 0; i < 4; i++) {
            ID[i] = readAsciiCharLE(dis);
        }
        strID = String.valueOf(ID);
    }

    /**
     *
     * @param dis
     *
     * @author Robert Antoni Buj Gelonch <rbuj@uoc.edu>
     * @version 1.0
     * @since 2013-08-04
     */
    public void readSize(DataInputStream dis) throws IOException {
        lngSize = readLongLE(dis);
    }

    /**
     *
     * @param dos
     *
     * @author Robert Antoni Buj Gelonch <rbuj@uoc.edu>
     * @version 1.0
     * @since 2013-08-04
     */
    public void writeID(DataOutputStream dos) throws IOException {
        char[] ID = strID.toCharArray();
        for (int i = 0; i < 4; i++) {
            writeAsciiCharLE(ID[i], dos);
        }
    }

    /**
     *
     * @param dos
     * 
     * @author Robert Antoni Buj Gelonch <rbuj@uoc.edu>
     * @version 1.0
     * @since 2013-08-04
     */
    public void writeSize(DataOutputStream dos) throws IOException {
        writeLongLE(lngSize, dos);
    }
}
